反应条件
1: nitric acid / 3.5 h / 100 °C / Cooling with ice 2: palladium on carbon; hydrogen / ethyl acetate / 20 °C / 760.05 Torr 3: pyridine; PhNSO / 18 h / Reflux 4: AlCl3, aluminium chloride / toluene / 0.75 h / Inert atmosphere; Reflux View Scheme
参考文献
Lei, Ting; Zhou, Yan; Cheng, Chu-Yang; Cao, Yue; Peng, Yang; Bian, Jiang; Pei, Jian
Organic Letters, 2011 , vol. 13, # 10 p. 2642 - 2645